.main{
    width:100%;
}
.pannel-div{
    width: 450px;
    float: left;
    height: 100%;
    margin: 50px auto;
}
.search .in{
    width:300px;
    height:36px;
    border:2px solid blue;
    padding-left: 10px;
    border-radius: 0px;
    outline:none;
    font:16px/34px "microsoft yahei";
}
.search .btn_search{
    background:blue;
    width:80px;
    height:42px;
    color:white;
    border-radius: 0px;
    border:none;
    outline:none;
    font-size: 16px;
}
